Home / 4,856.55-7,272.47-3,208.07

Finding the Fourth Proportional to 4,856.55, 7,272.47 and 3,208.07

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Solution

The fourth proportional to 4,856.55, 7,272.47 and 3,208.07 is: 4,803.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,856.55 : 7,272.47 = 3,208.07 : x
  2. Step 2: Convert to fraction form
    4,856.55/7,272.47 = 3,208.07/x
  3. Step 3: Cross multiply
    4,856.55x = 7,272.47 × 3,208.07
  4. Step 4: Simplify right side
    4,856.55x = 23,330,540.43
  5. Step 5: Solve for x
    x = 23,330,540.43/4,856.55
  6. Step 6: Final answer
    x = 4,803.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.